An exclamation icon may be displayed next to the definition of the surface in the Prospector tree view if a source file cannot be located.
When you attempt to rebuild the surface snapshot, the following error message is displayed:
Unable to rebuild Surface. Couldn't find file(s).
If you installed Autodesk Civil 3D to a location other than the default, you must update the XML file’s path before you can update the snapshot.
- To update the path, right-click the surface name in the Prospector tree, right-click, and click Properties.
- In the Surface Properties dialog box, on the Definition tab, click the folder icon next to Import XML File.
- In the Import XML File dialog box, browse to the location of the XML files.
- Click Open. Click OK.
- When prompted if you want to rebuild the surface, click Yes to update the surface properties, and rebuild the surface.
- To update the snapshot, right-click the surface name in the Prospector tree, and click Rebuild Snapshot.
- Right-click the surface name in the Prospector tree, and click Rebuild.